Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:mm\vmstat.c Create Date:2022-07-28 14:23:09
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Print out the free pages at each order for each migatetype

Proto:static int pagetypeinfo_showfree(struct seq_file *m, void *arg)

Type:int

Parameter:

TypeParameterName
struct seq_file *m
void *arg
1419  pgdat = arg
1422  seq_printf(m, "%-43s ", "Free pages count per migrate type at order")
1423  When order < Free memory management - zoned buddy allocator. cycle seq_printf(m, "%6d ", order)
1425  seq_putc(m, '\n')
1427  Walk zones in a node and print using a callback.* If @assert_populated is true, only use callback for zones that are populated.
1429  Return 0
Caller
NameDescribe
pagetypeinfo_showThis prints out statistics in relation to grouping pages by mobility.* It is expensive to collect so do not constantly read the file.